英语道歉信模板需根据具体场景调整，以下为常见类型及模板示例：

一、因个人失误道歉

模板结构 ：说明失误原因→表达歉意→提出补救措施

示例 ：

Dear Mr. Clark,

I apologize for not being able to keep my promise to attend your birthday party last Saturday. Due to unexpected family matters, I was unable to join you. I hope you can understand my situation. To make up for it, I would like to invite you to dinner next week. Thank you for your understanding.

Sincerely, [Your Name]

二、因物品问题道歉

模板结构 ：承认错误→说明影响→承诺改进

示例 ：

Dear Bob,

I am writing to apologize for sending you the wrong-colored shoes. I realize this mistake has caused you great inconvenience. We are taking immediate steps to rectify the issue and ensure it does not happen again. Could you please accept our sincerest apologies？

Best regards, [Your Name]

三、因突发情况道歉

模板结构 ：说明突发原因→表达遗憾→说明后续安排

示例 ：

Dear Mr. Smith,

I regret to inform you that I was unable to attend your International Business English Writing exam yesterday due to sudden illness. I understand the importance of this test and apologize for any inconvenience caused. I have completed the exam on my own and will submit my answers by the deadline.

Sincerely, Wang Hua

四、通用道歉模板

核心要点 ：使用"apologize/say sorry"开头→说明具体问题→表达歉意态度

示例 ：

Dear [Recipient],

I sincerely apologize for [specific issue] which has caused [impact]. I understand your feelings and assure you that [remedy/plan]. Thank you for your patience and understanding.

Best wishes, [Your Name]

注意事项 ：道歉信需保持真诚，避免推卸责任；若涉及具体补偿措施（如送礼、补做服务等），可适当补充。